<template>
 <el-card> <div ref="leftEcharts" class="leftEcharts"></div></el-card>
</template>

<script>
import * as echarts from '_echarts@5.4.0@echarts'

export default {
  name: 'leftEcharts',
  data () {
    return {
      myChart1: null
    }
  },
  mounted () {
    this.initCharts()
  },
  methods: {
    initCharts () {
      this.myChart = echarts.init(this.$refs.leftEcharts)
      this.myChart.setOption({
        title: {
          text: 'Referer of a Website',
          subtext: 'Fake Data',
          left: 'center'
        },
        tooltip: {
          trigger: 'item'
        },
        legend: {
          orient: 'vertical',
          left: 'left'
        },
        series: [
          {
            name: 'Access From',
            type: 'pie',
            radius: '50%',
            data: [
              { value: 1048, name: 'Search Engine' },
              { value: 735, name: 'Direct' },
              { value: 580, name: 'Email' },
              { value: 484, name: 'Union Ads' },
              { value: 300, name: 'Video Ads' }
            ],
            emphasis: {
              itemStyle: {
                shadowBlur: 10,
                shadowOffsetX: 0,
                shadowColor: 'rgba(0, 0, 0, 0.5)'
              }
            }
          }
        ]
      })
    }
  }
}
</script>

<style scoped>
.leftEcharts{
  width: 500px;
  height: 440px;
  display: inline-block;
}
.el-card{
  margin-top: 25px;
  width: 500px;
  height: 440px;
  display: inline-block;
}
</style>
